Question Practice |Work Energy and power

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Work Power Energy

Work Power Energy

In every day language, we often use the terms work, energy and power. The exact definition of these terms are related loosely to the physiological pictures these terms generate in our mind. Work done on a body is stored in the body in the form of energy. Thus, energy is capacity of the body to do the work. Power determines the rate of doing work. Tiem taken to complete the work is significant in power and not in energy. Read the above passage and answer the following questions : (i) Rakesh can put in long hours of work without getting tired. Does he have large energy or large power ? What is needed in boxing or karate ? (iii) Who is said to be a powerful leader ?

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Work || Power and Energy

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